440 MR. A. BOUCARD ON BIRDS FROM YUCATAN. [Juiie 19, 



9. Thryothorus albinucha (Cabot). 



Troglodytes albinucha, Cabot, Pr. Bost. Soc. N. H. ii. p. 258. 

 Thryothorus albinucha, Lawr. I.e. p. 199; Salv. & Godm. I.e. 

 p. 94. 



Thryothorus petenicus, Salv. P. Z. S. 1863, p. 187. 



Chabl4 Dec. 1878. Iris black. 



This little bird is very commou in all the forests of Yucatan, seldom 

 entering the villages or ranchos. Is a lively songster, spending most 

 of its time near the ground. Its song is varied and thrilling, dis- 

 pelling sadness as if hy magic. Its food is small insects and worms. 



10. Troglodytes intermedius, Cab.; Lawr. I. c. p. 199; 

 Salv. & Godm. I.e. p. 100. 



11. Siurus aurocapillus (L.) ; Lawr. I.e. p. 200; Salv. & 

 Godm. I. e. p. 144, 



This bird is common in all the shady forests of Yucatan, but it 

 abounds most on the coast at Silam and Rio Lagartos. 



12. Siurus noveboracensis (Gm.) ; Lawr. I. c. p. 200 ; Salv. 

 & Godm. /. c. p. 145. 



This bird was only observed in the salt-marshes of Silam. It is 

 probably common in winter on the coast generally. 



13. Siurus ludovicianus (Aud.). 



14. Mniotilta varia (Linn,). 



Izalam. 



Common at all times and in all parts. Ever busy climbing about 

 the bark of the trees, upon which it finds most of its food. 



15. Parula AMERICANA (L.) ; LawT. /. e. p. 200 ; Salv. & Godm. 

 /. c. p. 119, 



Taken at Silam and Progreso in October and November, 



16. Protonotaria citrea (Bodd.); Lawr. I.e. p. 200 ; Salv. 

 & Godm. I. c. p. 111. 



Rare ; only three specimens sent. 



17. Helminthophaga pinus (L.). 

 [New to the fauna of Yucatan. — 0. S.'] 



18. Perisoglossa tigrina (Gm.). 



[New to the fauna of Central America. — 0. S.'] 



19. Dendrceca coronata (L.) ; Sah. & Godm. /. c. p. 127. 



Common in Izamal in January, seen again in INIarcli, and not seen 

 since nor elsewhere. 



